Silvally GX [Hidden Fates: Shiny Vault]

[3] Turbo Drive (120)
Attach a basic Energy card from your discard pile to 1 of your Benched Pokemon.

[3] Rebel GX (50x)
This attack does 50 damage for each of your opponent's Benched Pokemon. (You can't use more than 1 GX attack in a game.)